(19)
(11) EP 0 618 494 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
04.01.1995 Bulletin 1995/01

(43) Date of publication A2:
05.10.1994 Bulletin 1994/40

(21) Application number: 94200865.7

(22) Date of filing: 30.03.1994
(51) International Patent Classification (IPC)5G03C 7/30, G03C 7/36, G03C 7/396
(84) Designated Contracting States:
BE DE FR GB NL

(30) Priority: 02.04.1993 US 42369

(71) Applicant: EASTMAN KODAK COMPANY
Rochester, New York 14650-2201 (US)

(72) Inventors:
  • Jain, Rakesh, c/o EASTMAN KODAK COMPANY
    Rochester, New York 14650-2201 (US)
  • Jozefiak, Thomas Henry, c/o EASTMAN KODAK COMPANY
    Rochester, New York 14650-2201 (US)
  • Williamson, Hugh Martin, c/o EASTMAN KODAK COMPANY
    Rochester, New York 14650-2201 (US)

(74) Representative: Baron, Paul Alexander Clifford et al
Kodak Limited Patent Department Headstone Drive
Harrow Middlesex HA1 4TY
Harrow Middlesex HA1 4TY (GB)


(56) References cited: : 
   
       


    (54) Photographic elements containing particular color couplers in combination with polymeric stabilizers


    (57) A photographic element comprising a support, at least one photosensitive silver halide layer and associated therewith a colour coupler and a stabilizer therefor which stabilizer is an acrylate or acrylamide homopolymer or copolymer of low water solubility, the color coupler being of the general formula (1) or (2):

    wherein A and B represent the same or different electron-withdrawing group,

    X-[Link]n- is H or a group which splits off on coupling with oxidised color developer,

    R is an alkyl, cycloalkyl, aryl or heterocyclic which may be substituted, -COR1, -CSR1,SOR1, SO2R1, -NHCOR1, -CONHR1, -COOR1, -COSR1, -NHSO2R1 wherein R1 is an alkyl, cycloalkyl, or aryl group any of which are optionally substituted, and wherein two or more of A, B, R, and X optionally form part of a ring, Link is a linking group,

    n is 0, 1 or 2, and

    Z is 0, 1 or 2 ethylenically unsaturated groups as defined in the specification, m is 0, 1 or 2.







    Search report